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TI-2026-02914 Aliases CVE-2026-3378GHSA-w97x-4945-cvr5

Tenda F453 qossetting fromqossetting buffer overflow

Priority HIGH 79CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

A flaw has been found in Tenda F453 1.0.0.3. This affects the function fromqossetting of the file /goform/qossetting. Executing a manipulation of the argument qos can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00745 55th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TendaF4531.0.0.3—No fix listedCNA
  • F453 VendorTenda Affected 1.0.0.3 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tenda:f453_firmware:1.0.0.3:*:*:*:*:*:*:*1.0.0.3VulnerableTenda
cpe:2.3:h:tenda:f453:-:*:*:*:*:*:*:*not specified by NVDRunning onTenda
  • cpe:2.3:o:tenda:f453_firmware:1.0.0.3:*:*:*:*:*:*:* Versions 1.0.0.3 Vulnerable ·Tenda
  • cpe:2.3:h:tenda:f453:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-3378
  2. 2026-10-03 Alias added: GHSA-w97x-4945-cvr5

References

Exploit 1

Other 1

  • TI-2026-02916 Tenda F453 L7Im frmL7ImForm buffer overflow CVSS 4.0HIGH 8.7
  • TI-2026-02915 Tenda F453 SetIpBind fromSetIpBind buffer overflow CVSS 4.0HIGH 8.7
  • TI-2026-02913 Tenda F453 SafeUrlFilter fromSafeUrlFilter buffer overflow CVSS 4.0HIGH 8.7
  • TI-2026-02912 Tenda F453 SafeMacFilter fromSafeMacFilter buffer overflow CVSS 4.0HIGH 8.7
  • TI-2026-04379 Tenda F453 httpd PPTPUserSetting fromPPTPUserSetting stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03958 Tenda F453 Parameters Natlimit fromNatlimit stack-based overflow CVSS 4.0HIGH 8.7
See all 29 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences